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Finding the Fourth Proportional to 104,225.86, 156,548 and 62,187.98

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Solution

The fourth proportional to 104,225.86, 156,548 and 62,187.98 is: 93,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,225.86 : 156,548 = 62,187.98 : x
  2. Step 2: Convert to fraction form
    104,225.86/156,548 = 62,187.98/x
  3. Step 3: Cross multiply
    104,225.86x = 156,548 × 62,187.98
  4. Step 4: Simplify right side
    104,225.86x = 9,735,403,893.04
  5. Step 5: Solve for x
    x = 9,735,403,893.04/104,225.86
  6. Step 6: Final answer
    x = 93,406.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.